First Steps Autism Center
First Steps Autism Center holds 2 active organization NPIs in the federal registry, with practice locations in 1 Idaho city. All list developmentally disabled services day training agency as their primary taxonomy; each location can bill under its own NPI.
Search the organization with your city to find the NPI for the location you visit or bill.
Find a location's NPIRexburg has the most NPIs, 2
Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.
NPIs by year issued
Source: CMS NPPES, enumeration dates.
2 NPIs were issued in 2025 alone, more than in any other year.
Rexburg locations
The city with the most First Steps Autism Center NPIs. The full list of all 2 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1558221333 | 859 S YELLOWSTONE HWY STE 1003, Rexburg | Developmentally Disabled Services Day Training Agency | Nov 14, 2025 |
| 1891659397 | 859 S YELLOWSTONE HWY, Rexburg | Developmentally Disabled Services Day Training Agency | Dec 10, 2025 |
All 2 locations, by city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1558221333 | 859 S YELLOWSTONE HWY STE 1003, Rexburg | Developmentally Disabled Services Day Training Agency | Nov 14, 2025 |
| 1891659397 | 859 S YELLOWSTONE HWY, Rexburg | Developmentally Disabled Services Day Training Agency | Dec 10, 2025 |
Checking an organization
- Match the NPI to the exact location you will visit or bill; each location can have its own.
- Confirm the business entity with the secretary of state.
- Check the HHS-OIG exclusion list for the organization and its owners.
- Verify each clinician you will see on their own record and with the state license search.
Common questions
Why does First Steps Autism Center have 2 NPIs?
An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. First Steps Autism Center's NPIs list practice locations in 1 city.
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.